CN107355620A - The expansion joint device that a kind of vacuum pump system docks with vacuum tank - Google Patents
The expansion joint device that a kind of vacuum pump system docks with vacuum tank Download PDFInfo
- Publication number
- CN107355620A CN107355620A CN201710727836.5A CN201710727836A CN107355620A CN 107355620 A CN107355620 A CN 107355620A CN 201710727836 A CN201710727836 A CN 201710727836A CN 107355620 A CN107355620 A CN 107355620A
- Authority
- CN
- China
- Prior art keywords
- flange
- sealing
- fixed
- vacuum
- sealing flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/62—Couplings of the quick-acting type pneumatically or hydraulically actuated
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/50—Couplings of the quick-acting type adjustable; allowing movement of the parts joined
- F16L37/505—Couplings of the quick-acting type adjustable; allowing movement of the parts joined allowing substantial longitudinal adjustment or movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/58—Couplings of the quick-acting type the extremities of the two halves of the joint being pressed against each other without being locked in position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
- F16L59/18—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for joints
- F16L59/185—Adjustable joints, joints allowing movement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Joints Allowing Movement (AREA)
Abstract
The present invention relates to the expansion joint device that a kind of vacuum pump system docks with vacuum tank, including vacuum tank sealing ring, sealing flange, adpting flange, vacuum pipe sealing ring, bellows, connector drum, the vacuum tank sealing ring is arranged on sealing flange, vacuum pipe sealing ring is provided with adpting flange, connector drum one end is fixedly connected with sealing flange, the connector drum other end is fixedly connected with bellows, the bellows other end is fixedly connected with adpting flange, sealing flange coordinates with vacuum tank flange, adpting flange is connected with vacuum pipe flange, it is characterized in that：It is additionally provided with more set identical sealing flange push-pull device at fixed, one end of sealing flange push-pull device at fixed is fixedly connected with sealing flange, the other end of sealing flange push-pull device at fixed is arranged on adpting flange, and the sealing flange push-pull device at fixed that cover are uniformly configured in connector drum circumference and worked asynchronously more.It is good seal of the present invention, simple in construction, it is easy to maintenance, service life is long, simple to operate.
Description
Technical field
The invention discloses the expansion joint device that a kind of vacuum pump system docks with vacuum tank, is mainly used in moving pot type
Vacuum refining furnace.
Background technology
The VOD/VD vacuum refining furnaces of traditional mobile pot type, vacuum chamber（Tank）Connection with vacuum pump system is used true
Sky, which covers, sets 1 180 ° of elbow or 90 ° of elbows and vacuum chamber（Tank）Vacuum column on side, realized by the lifting of vacuum cover
Elbow sealing flange docks with vacuum column top flange, the vacuum chamber（Tank）The mode being connected with vacuum pump system, mainly
Drawback is embodied in the following aspects：Vacuum column setting rubber soft joint suitable for reading, is discharged in vacuum refining furnace smelting process
The high-temperature gas gone out is easily damaged, and service life is very short, it is necessary to often change, and is especially damaged in smelting process, can be direct
Influence the smelting quality of molten steel；Vacuum column setting corrugated pipe connector suitable for reading, because the power that compressing bellows deformation needs is larger, when
Vacuum cover declines when being docked with corrugated pipe connector, and that causes vacuum cover and vacuum tank is unable to normally closed, often influences vacuum
The sealing of room under vacuum conditions.
The content of the invention
The technical problems to be solved by the invention are to change existing vacuum refining furnace vacuum pump system to dock with vacuum tank
Technological deficiency, a kind of good seal performance, simple in construction is provided for vacuum refining furnace, it is easy to maintenance, service life is long, simple to operate
A kind of expansion joint device that is docked with vacuum tank of vacuum pump system.
Technical scheme is used by the present invention solves the above problems：A kind of vacuum pump system docks flexible with vacuum tank
Piecing devices, including vacuum tank sealing ring, sealing flange, adpting flange, vacuum pipe sealing ring, bellows, connector drum, institute
State vacuum tank sealing ring to be arranged on sealing flange, be provided with vacuum pipe sealing ring on adpting flange, connector drum one end with
Sealing flange is fixedly connected, and the other end is fixedly connected with bellows, and the bellows other end is fixedly connected with adpting flange, Sealing Method
Blue to coordinate with vacuum tank flange, adpting flange is connected with vacuum pipe flange, it is characterized in that：It is additionally provided with more set identicals
Sealing flange push-pull device at fixed, one end of sealing flange push-pull device at fixed are fixedly connected with sealing flange, sealing flange push-pull device at fixed
The other end is arranged on adpting flange, and the sealing flange push-pull device at fixed that cover are uniformly configured in connector drum circumference and worked asynchronously more.
The sealing flange push-pull device at fixed is by reinforcing plate, top plate, handspike bearing, guide rod, guide sleeve, power unit group
Into reinforcing plate, top plate, vacuum tank connector drum, sealing flange are integrally fixed, and handspike bearing is arranged on top plate, described to lead
It is fixed to bar front end on top plate, is oriented to rod rear end and is sleeved in guide sleeve, power set one end is connected with handspike bearing, power
The device other end is arranged on adpting flange.Power set push-and-pull sealing flange so that sealing flange or with vacuum tank flange
Connection departs from, at the same time bellows synchronization telescope.
The power set can use oil cylinder or motor, and power set described in this example use oil cylinder, cylinder putter with
Handspike bearing is connected, and the oil cylinder other end is arranged on adpting flange by cylinder support, and its effect is to provide sealing flange push-and-pull
Power.
Described bellows stretch compensation amount is 140mm.
The present invention is additionally provided with insulating jacket, and described insulating jacket one end is fixed with connector drum or bellows straight section,
The insulating jacket other end is not fixed, and insulating jacket is covered on ripple inside pipe wall, filling heat-preservation cotton in insulating jacket, protects ripple
Pipe does not damage under high-temperature flue gas environment.
Sealing flange push-pull device at fixed of the present invention has four sets.
Described vacuum tank sealing ring docks on the trapezoidal seal groove of sealing flange for expansion joint with vacuum tank
When sealing.
Described vacuum pipe sealing ring is arranged on the trapezoidal seal groove of adpting flange, ensures connecing for expansion joint device
Mouth is not revealed under vacuum conditions.
The expansion joint device good seal performance, simple in construction that the vacuum pump system of the present invention docks with vacuum tank, maintenance
Conveniently, service life is long, simple to operate.
Brief description of the drawings
Fig. 1 is schematic diagram when vacuum pump system of the present invention departs from vacuum tank.
Fig. 2 is schematic diagram when vacuum pump system of the present invention docks with vacuum tank.
Fig. 3 is the structural representation of the embodiment of the present invention.
Fig. 4 is Fig. 3 left view schematic diagram.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Referring to Fig. 3, a kind of vacuum pump system of the embodiment of the present invention（Abbreviation vavuum pump）The telescoping connection docked with vacuum tank
Head device, including：Vacuum tank sealing ring 1, sealing flange 2, reinforcing plate 3, top plate 4, handspike bearing 5, connector drum 6, guide rod
7th, oil cylinder 8, bellows 9, insulating jacket 10, cylinder support 11, guide sleeve 12, adpting flange 13, vacuum pipe sealing ring 14, true
Slack tank 15, vacuum pipe 16.Before a left side is in Fig. 1~3, after the right side is.
Vacuum tank sealing ring 1 in the present embodiment is embedded in the trapezoidal seal groove of sealing flange 2（The small inner side in outside is big in Fig. 3）
It is interior, sealing when being docked for expansion joint with vacuum tank 15 between flange.
The quantity of reinforcing plate 3 and top plate 4 in the present embodiment respectively has 4, is evenly distributed on the surrounding of connector drum 6, sealing
The top plate 4 of reinforcing plate 3,4 of flange 2,4 uses solder design with connector drum 6.
Handspike bearing 5 in the present embodiment shares 4, is separately mounted to using bolt on 4 top plates 4, respectively with 4 oil
The push rod of cylinder 8 is connected by bearing pin.
Guide rod 7 in the present embodiment shares 4, and the every front end of guide rod 7 is fixed on top plate 4 using nut, rear end
The guide sleeve 12 being passed through on cylinder support 11, its effect is support telescopic joint weight, and protection expansion corrugated pipe 9 is constant
Shape, and ensure the concentricity in expansion joint telescopic process.
Oil cylinder 8 in the present embodiment shares 4, and bolt is respectively adopted on 4 cylinder supports 11.
Bellows 9 one in the present embodiment is welded with connector drum 6, and one is welded with adpting flange 13, and bellows 6 is drawn
It is 140mm to stretch compensation rate.
The one end of insulating jacket 10 and connector drum 6 in the present embodiment（Or the straight section of bellows 9）It is welded and fixed, the other end is not
Fixed, insulating jacket 10 is covered on the inwall of bellows 9, and inside filling heat-preservation cotton, protection bellows 9 is under high-temperature flue gas environment
Do not damage.
Cylinder support 11 in the present embodiment shares 4, is distributed on around the external diameter of adpting flange 13, and be welded on connection method
On orchid 13, as the bearing of oil cylinder 8,1 guide sleeve 12 of each top welding.
Although the present invention is disclosed as above with embodiment, it is not limited to protection scope of the present invention, any ripe
The technical staff of this technology is known, in the change and retouching made without departing from the spirit and scope of the invention, this all should be belonged to
The protection domain of invention.
Claims (8)
1. the expansion joint device that a kind of vacuum pump system docks with vacuum tank, including vacuum tank sealing ring, sealing flange, connection
Flange, vacuum pipe sealing ring, bellows, connector drum, the vacuum tank sealing ring are arranged on sealing flange, adpting flange
On be provided with vacuum pipe sealing ring, connector drum one end is fixedly connected with sealing flange, the connector drum other end and bellows
Be fixedly connected, the bellows other end is fixedly connected with adpting flange, and sealing flange and vacuum tank flange coordinate, adpting flange with it is true
Vacant duct flange is connected, it is characterized in that：It is additionally provided with more set identical sealing flange push-pull device at fixed, sealing flange push-and-pull dress
The one end put is fixedly connected with sealing flange, and the other end of sealing flange push-pull device at fixed is arranged on adpting flange, more set sealings
Flange push-pull device at fixed is uniformly configured in connector drum circumference and worked asynchronously.
2. expansion joint device according to claim 1, it is characterized in that：The sealing flange push-pull device at fixed is by reinforcing plate, top
Plate, handspike bearing, guide rod, guide sleeve, power set composition, reinforcing plate, top plate, vacuum tank connector drum, sealing flange are solid
Fixed integral, handspike bearing is arranged on top plate, and the guide rod front end is fixed on top plate, and guiding rod rear end, which is sleeved on, leads
Into set, power set one end is connected with handspike bearing, and the power set other end is arranged on adpting flange.
3. expansion joint device according to claim 2, it is characterized in that：The power set use oil cylinder, cylinder putter with
Handspike bearing is connected, and the oil cylinder other end is arranged on adpting flange by cylinder support.
4. expansion joint device according to claim 1, it is characterized in that：Described bellows stretch compensation amount is 140mm.
5. expansion joint device according to claim 1, it is characterized in that：It is additionally provided with insulating jacket, described insulating jacket
One end is fixed with connector drum or bellows straight section, and the insulating jacket other end is not fixed, and insulating jacket is covered in ripple inside pipe wall
On, filling heat-preservation cotton in insulating jacket.
6. expansion joint device according to claim 1, it is characterized in that：The sealing flange push-pull device at fixed has four sets.
7. expansion joint device according to claim 1, it is characterized in that：Described vacuum tank sealing ring is embedded in sealing flange
On trapezoidal seal groove.
8. expansion joint device according to claim 1, it is characterized in that：Described vacuum pipe sealing ring is arranged on connection method
On blue trapezoidal seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710727836.5A CN107355620A (en) | 2017-08-23 | 2017-08-23 | The expansion joint device that a kind of vacuum pump system docks with vacuum tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710727836.5A CN107355620A (en) | 2017-08-23 | 2017-08-23 | The expansion joint device that a kind of vacuum pump system docks with vacuum tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107355620A true CN107355620A (en) | 2017-11-17 |
Family
ID=60288858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710727836.5A Withdrawn CN107355620A (en) | 2017-08-23 | 2017-08-23 | The expansion joint device that a kind of vacuum pump system docks with vacuum tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107355620A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109353713A (en) * | 2018-12-07 | 2019-02-19 | 南通虹波机械有限公司 | A kind of mining pumping plant end vacuum tank and preparation method thereof |
| CN110541805A (en) * | 2019-09-29 | 2019-12-06 | 核工业理化工程研究院 | Vacuum device used in closed box chamber |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06265070A (en) * | 1993-03-08 | 1994-09-20 | Tokyo Gas Co Ltd | Coupling for bellows pipe |
| JP2008111453A (en) * | 2006-10-27 | 2008-05-15 | Hitachi Metals Ltd | Joint for flexible pipe |
| CN201454785U (en) * | 2009-08-17 | 2010-05-12 | 机械工业第六设计研究院 | Air supply outlet butting device for integrally-moving spray-paint booth |
| CN202346956U (en) * | 2011-12-17 | 2012-07-25 | 灵石县中煤九鑫焦化有限责任公司 | Soft butt joint device for harmful gas conveying |
| CN202733295U (en) * | 2012-06-07 | 2013-02-13 | 朱根龙 | High-temperature metallic compensator |
| CN104444459A (en) * | 2014-11-26 | 2015-03-25 | 中冶焦耐工程技术有限公司 | Dedusting air pipe butt joint and disengagement device for mobile discharge car and use method |
| CN106322035A (en) * | 2016-08-17 | 2017-01-11 | 凯天环保科技股份有限公司 | Safety protection device for pipeline |
| CN207195919U (en) * | 2017-08-23 | 2018-04-06 | 浙江杭真能源科技股份有限公司 | The expansion joint device that vacuum pump system docks with vacuum tank |
-
2017
- 2017-08-23 CN CN201710727836.5A patent/CN107355620A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06265070A (en) * | 1993-03-08 | 1994-09-20 | Tokyo Gas Co Ltd | Coupling for bellows pipe |
| JP2008111453A (en) * | 2006-10-27 | 2008-05-15 | Hitachi Metals Ltd | Joint for flexible pipe |
| CN201454785U (en) * | 2009-08-17 | 2010-05-12 | 机械工业第六设计研究院 | Air supply outlet butting device for integrally-moving spray-paint booth |
| CN202346956U (en) * | 2011-12-17 | 2012-07-25 | 灵石县中煤九鑫焦化有限责任公司 | Soft butt joint device for harmful gas conveying |
| CN202733295U (en) * | 2012-06-07 | 2013-02-13 | 朱根龙 | High-temperature metallic compensator |
| CN104444459A (en) * | 2014-11-26 | 2015-03-25 | 中冶焦耐工程技术有限公司 | Dedusting air pipe butt joint and disengagement device for mobile discharge car and use method |
| CN106322035A (en) * | 2016-08-17 | 2017-01-11 | 凯天环保科技股份有限公司 | Safety protection device for pipeline |
| CN207195919U (en) * | 2017-08-23 | 2018-04-06 | 浙江杭真能源科技股份有限公司 | The expansion joint device that vacuum pump system docks with vacuum tank |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109353713A (en) * | 2018-12-07 | 2019-02-19 | 南通虹波机械有限公司 | A kind of mining pumping plant end vacuum tank and preparation method thereof |
| CN109353713B (en) * | 2018-12-07 | 2023-07-28 | 南通虹波机械有限公司 | Mining pump station end vacuum tank and manufacturing method thereof |
| CN110541805A (en) * | 2019-09-29 | 2019-12-06 | 核工业理化工程研究院 | Vacuum device used in closed box chamber |
| CN110541805B (en) * | 2019-09-29 | 2023-12-01 | 核工业理化工程研究院 | Vacuum device for closed box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171117 |